1RT ACQUISITION CORP.

Ticker: ONCH CUSIP: G6757R105 Class: USD CL A ORD SHS

Magnetar Financial LLC's Holding History (CIK: 0001352851)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 100,000 Value ($000) $1,020 Avg Close $10.30 Range $10.16 - $10.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	100,000	$1,020	$10.30	$10.16 - $10.50